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Contents
# -*- coding: utf-8 -*-
require 'tengine/support/config/definition'
class Tengine::Support::Config::Definition::Field
attr_accessor :__name__, :__parent__, :__type__
attr_accessor :__block__ # __block__ はactionの具体的な動作を保持します
attr_accessor :convertor # convertor はfieldの変換ロジックを保持します
attr_accessor :type, :default_description, :default, :description, :hidden, :enum
def initialize(attrs = {})
attrs.each{|k, v| send("#{k}=", v)}
end
def field?; @__type__ == :field; end
def action?; @__type__ == :action; end
def separator?; @__type__ == :separator; end
def hidden?; !!self.hidden; end
def update(attrs)
attrs.each{|k, v| send("#{k}=", v)}
end
def description_value
[
__parent__.get_value(description),
__parent__.get_value(default_description)
].join(' ')
end
def default_value(context = __parent__)
default.respond_to?(:to_proc) ? context.instance_eval(&default) : default
end
def to_hash
__parent__.send(__name__) || default_value
end
def accept_visitor(visitor)
visitor.visit(self)
end
def name_array
(__parent__ ? __parent__.name_array : []) + [__name__]
end
def root
__parent__ ? __parent__.root : nil
end
def short_opt
r = root.mapping[ name_array ]
r ? "-#{r}" : nil
end
def long_opt
'--' << name_array.join('-').gsub(%r{_}, '-')
end
def convert(value, context = self)
return convertor.call(value) if convertor
result = case self.type
when :boolean then !!value
when :integer then value.nil? ? nil : value.to_i
when :string then value.nil? ? nil : value.to_s
else value
end
result ||= default_value(context)
if self.enum && !self.enum.include?(result)
raise ArgumentError, "must be one of #{self.enum.inspect} but was #{result.inspect}"
end
result
end
end
Version data entries
9 entries across 9 versions & 1 rubygems